Security readout for executives and security teams
This affects Siemens SIMATIC CP 1543-1 and SIPLUS NET CP 1543-1 industrial network modules before V2.0.28. Under special conditions, low-privileged access could write SNMP values that should be read-only, potentially disrupting availability or causing denial of service. Organizations using affected Siemens S7-1500 communication processors are exposed if CP 1543-1 or SIPLUS NET CP 1543-1 firmware is below V2.0.28 and SNMP is reachable from untrusted or weakly controlled networks. Treat this as high priority for OT environments because it affects industrial communication modules and appears in CISA KEV. Focus first on internet-reachable, partner-reachable, or broadly reachable SNMP services. Mitigation focus: Upgrade affected Siemens CP 1543-1 devices to V2.0.28 or later.; Confirm SIPLUS NET CP 1543-1 devices follow the same version threshold.; Restrict SNMP UDP/161 to trusted management networks only..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2016-8562 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 7.5 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
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CISA KEV status
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H1.65.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://ics-cert.us-cert.gov/advisories/ICSA-16-327-01CVE reference · x_refsource_MISC
- https://cert-portal.siemens.com/productcert/pdf/ssa-672373.pdfCVE reference · x_refsource_CONFIRM
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-8562CVE reference · government-resource
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.